Assertions in Auditing:

1) Confirmation from debtors may provide audit evidence for existence and rights and obligations, but not for valuation, why not?

2) How do auditors apply assertions in the planning and testing stage of the audit?

3) Give an example for each of the following assertions: Occurrence, Completeness, Classification, Accuracy.

4) Describe how management assertions relates to the study of accounting information systems.

5) What are the auditing assertions about account balances at the year-end that cannot be usually address by the audit procedures? Why not?